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South Dakota

$147+ Cheap flights from Oregon to South Dakota

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — FSD
Sep 2 — Sep 91
Wed 9/2
Wed 9/9
1 adult, Economy
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Cheap flight deals from Oregon to South Dakota

Cheapest flights from Oregon to South Dakota
Explore the most affordable flight options available from Oregon to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 3, 2026.

This CheapOair deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/212:38 pm
PDX
-
FSD
1 stop5h 29m
Frontier
Sat 10/177:31 pm
FSD
-
PDX
1 stop23h 04m
Frontier
Deal found 7/30$231
This CheapOair deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2812:20 pm
PDX
-
FSD
1 stop5h 41m
Frontier
Fri 9/48:56 pm
FSD
-
PDX
1 stop22h 15m
Frontier
Deal found 7/31$250
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/229:34 pm
PDX
-
FSD
1 stop11h 42m
Multiple Airlines
Sun 10/251:56 pm
FSD
-
PDX
1 stop8h 43m
Multiple Airlines
Deal found 7/30$268
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/293:52 pm
BOI
-
FSD
1 stop18h 24m
Multiple Airlines
Sun 11/11:56 pm
FSD
-
BOI
1 stop26h 01m
Multiple Airlines
Deal found 7/30$269
This CheapOair deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/212:38 pm
PDX
-
FSD
1 stop5h 29m
Frontier
Sat 10/107:31 pm
FSD
-
PDX
1 stop23h 04m
Frontier
Deal found 7/31$271
This CheapOair deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:20 pm
PDX
-
FSD
1 stop5h 41m
Frontier
Mon 9/78:56 pm
FSD
-
PDX
1 stop22h 15m
Frontier
Deal found 7/30$272
This CheapOair deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1512:34 pm
PDX
-
FSD
1 stop28h 02m
Frontier
Sat 10/247:31 pm
FSD
-
PDX
1 stop23h 04m
Frontier
Deal found 8/1$274
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/159:34 pm
PDX
-
FSD
1 stop11h 26m
Multiple Airlines
Sun 10/1812:26 pm
FSD
-
PDX
2 stops25h 13m
Multiple Airlines
Deal found 7/31$300
This American Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/193:00 pm
PDX
-
FSD
1 stop6h 53m
American Airlines
Sat 9/265:59 pm
FSD
-
PDX
1 stop7h 24m
American Airlines
Deal found 7/30$301
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2312:34 pm
PDX
-
FSD
1 stop28h 02m
Multiple Airlines
Mon 10/261:41 pm
FSD
-
PDX
1 stop8h 58m
Multiple Airlines
Deal found 8/1$302
This United Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:00 am
PDX
-
FSD
2 stops10h 58m
United Airlines
Tue 9/86:00 am
FSD
-
PDX
1 stop5h 32m
United Airlines
Deal found 8/1$306
This United Airlines deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/282:44 pm
BOI
-
RAP
1 stop5h 53m
United Airlines
Sat 8/295:58 pm
RAP
-
BOI
1 stop4h 42m
United Airlines
Deal found 8/2$319

Find flight deals from Oregon to South Dakota

Keep the following information in mind while searching for Oregon to South Dakota flight deals. Data was last updated August 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$231
(CheapOair)

One-way from

$147
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$397
Provider with most accurate pricing for Portland-Sioux Falls Joe Foss Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Sioux Falls Joe Foss Field flights.
Search Deals
From Oregon to South Dakota
Search Deals
One-way flight from Oregon to South Dakota
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oregon to South Dakota that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 3, 2026.
Use the filters below to find and compare flights from Oregon to South Dakota that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Sat 10/3

10:43 am-8:20 pm

1 stop7h 37m

Sioux Falls Joe Foss Field

Sat 10/10

1:46 pm-5:46 pm

1 stop6h 00m

$301

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Fri 8/28

2:44 pm-8:37 pm

1 stop5h 53m

Rapid City

Sat 8/29

5:58 pm-10:40 pm

1 stop4h 42m

$319

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Tue 8/25

12:35 am-10:20 am

1 stop7h 45m

Sioux Falls Joe Foss Field

Sat 8/29

4:28 pm-8:17 pm

1 stop5h 49m

$320

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Wed 9/23

2:27 pm-11:12 pm

1 stop6h 45m

Sioux Falls Joe Foss Field

Sun 9/27

6:00 am-9:36 am

1 stop5h 36m

$320

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Tue 9/1

9:00 am-8:07 pm

2 stops9h 07m

Sioux Falls Joe Foss Field

Mon 9/7

6:00 am-9:32 am

1 stop5h 32m

$325

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Wed 10/14

5:30 am-12:09 pm

1 stop5h 39m

Sioux Falls Joe Foss Field

Mon 10/26

5:00 pm-11:59 pm

1 stop7h 59m

$329

PortlandRapid City

PDX - RAP

PDXRAP

Portland

Thu 9/10

5:00 am-11:55 am

1 stop5h 55m

Rapid City

Thu 9/17

5:48 pm-10:53 pm

1 stop6h 05m

$329
Quickest round-trip

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Wed 9/9

2:41 pm-8:07 pm

1 stop4h 26m

Sioux Falls Joe Foss Field

Tue 9/15

6:00 am-9:35 am

1 stop4h 35m

$329

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Thu 10/22

2:27 pm-11:11 pm

1 stop6h 44m

Sioux Falls Joe Foss Field

Tue 10/27

7:48 am-3:20 pm

1 stop9h 32m

$330

RedmondSioux Falls

RDM - FSD

RDMFSD

Bend/Redmond

Fri 10/23

3:00 pm-11:55 pm

1 stop6h 55m

Sioux Falls Joe Foss Field

Tue 10/27

8:05 am-1:44 pm

1 stop7h 39m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from Oregon to South Dakota

Have a flexible travel schedule? Discover the best time to fly to South Dakota from Oregon with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Oregon to South Dakota

What is the cheapest month to book a flight from Oregon to South Dakota?

Currently, February is the cheapest month in which you can book a flight from Oregon to South Dakota (average of $386). Flying from Oregon to South Dakota in July is currently the most expensive (average of $536). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Oregon to South Dakota?

Airfare is below average for this route at the moment.
Oregon to South Dakota flights typically cost between $328 and $488 in October.
The cheapest round-trip price found within the last 5 days was $231 on Frontier (Oct 2-Oct 17).

How far ahead should I book a flight from Oregon to South Dakota?

To ensure you get the cheapest price possible for a flight from Oregon to South Dakota, you should look to book at least 43 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing South Dakota

Get insights into the airlines that provide service to South Dakota. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to South Dakota. Reviews last updated August 3, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Oregon to South Dakota. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,483 reviews

Comfort

7.8

Crew

8.5

Overall

7.8

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,483 reviews
Delta
7.8
Good
8,483 reviews

Comfort

7.8

Crew

8.5

Overall

7.8

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
10,058 reviews
Delta
7.8
Good
8,483 reviews

Comfort

7.8

Crew

8.5

Overall

7.8

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,842 reviews
Delta
7.8
Good
8,483 reviews

Comfort

7.8

Crew

8.5

Overall

7.8

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

Find useful and relevant information for your journey from Oregon to South Dakota. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Oregon to South Dakota?

    United Airlines, Delta, and American Airlines can get you from Oregon to South Dakota in just under 6h 55m. Your travel time can differ by up to 50m. The distance between Oregon and South Dakota is about 1210 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Oregon to South Dakota that include hotel bookings?

    Yes. In addition to deals on Oregon to South Dakota flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oregon to South Dakota?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oregon to South Dakota.

  • Can I find deals for business class flights from Oregon to South Dakota?

    Yes. Cheapflights offers flight deals from Oregon to South Dakota by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Oregon to South Dakota?

    Currently, February is the cheapest month in which you can book a flight from Oregon to South Dakota (average of $386). Flying from Oregon to South Dakota in July is currently the most expensive (average of $536). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Oregon to South Dakota

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Top 3 airlines flying from Oregon to South Dakota

Discover the top 3 airlines that operate flights from Oregon to South Dakota. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$243Average$471FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$250Average$439FlexibilityNo cancel feeOn-time71%
DeltaCheapest$250Average$531FlexibilityNo cancel feeOn-timeN/A

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